The heart The heart is the most efficient pump in the world. It works all our lives, non-stop. It performs more than 36 million beats in a lifetime, and 100 thousand kilometers of blood vessels travel. If we …
What is the best pump in the world that’s located inside our bodies? Read More »
The thigh bone ( femur ) is the largest in the human body. It is located between the pelvis and the knee (upper leg). It is classified as a long bone, making up approximately one-third of our height. The head …
What is the largest bone in the human body? Read More »
The skin , which covers almost the entire body and makes up 15% of its weight, is the largest and widest organ in the body. The skin belongs to the covering system, including the hair, sweat glands, and various sensory organs found …
What is the largest organ in the human body? Read More »
16-20 feetThe length of the intestines is approximately six feet if you include the end part of the small intestine – ileum. However, this number may vary from person to person. The total length of our intestines is about 13 meters and only a …
What is the length of our intestines? Read More »
The body’s control center The brain is the main organ in the nervous system, which is located in the bodies of multicellular animals. The function of the brain is to receive information from sensory systems and process and use it to manage body activities, such …
What is the role of the brain? Read More »
Stapes is a stirrup-shaped bone located in the inner ear. It is one of three bones known as ‘auditory ossicles.’ The other two auditory ossicle bones are the malleus and incus. The purpose of the stapes and auditory ossicles is to …
What is the smallest bone in the human body? Read More »
From the kidneys and bladder Pee or urine comes from the kidneys and then accumulates in the bladder until it is eliminated conveniently. In some animals, urine is also used as a method of communication through scent marking. This makes sense because dogs will mark their territory …
Where does pee come from? Read More »
Fatigue, shortness of breath, or boredom Yawning is very interesting. It has many possible causes and several different theories on how it came about for humans, but none are definite. The definition of yawning varies across cultures. Only 7% of the world’s languages have a word that precisely …
To transfer the oxygen in the air to our bloodstream Our body is quite durable. We can survive a few weeks without food, and under normal conditions, we will last a few days even without water. On the other hand, if we stop breathing, we will not last …
Why do we breathe? Read More »
A traffic light light is a system of lights placed at busy intersections to control traffic crossing. These systems help reduce congestion by allowing crossings only on the green, not red or amber. The light colors (red, amber, …
I stand on one leg and have 3 eyes. What am I? Read More »
